مناسك حج - مكارم شيرازى، ناصر - الصفحة ٢٢٧ - Umrah al -Mufradah
١٠- Performing Sacrifice is permitted in any of available places of sacrifice, although they are out of Mena.
١١- It is better to perform Zebh( ritual slaughter )of the sacrifice in the day of the Eid, but it can be delayed until the thirteenth day.
١٢- It is not necessary for the person who performs Zebh to be Shiite, but any Muslim whom his/ her sacrificed animal is pure and Halaal is permitted to perform Zebh.
١٣- Performing Zebh of animals for sacrifice or any other purpose by steel knives of other metals has not problem.
١٤- The pilgrim can perform Zebh on animal of sacrifice personally or give the deputyship to any reliable person, and it can be the manager of caravan or the organization of Hajj or some of friends( only condition is being sure about the act of proxy ). And it is not necessary for proxy to know the name of the owner of